Light Switch For Ford New Holland Tractor - Fdn11654A 100% new light switch meets OEM quality for tractors and farm equipment 1-year warranty covers you throughout planting and harvesting seasons Factory direct pricing delivers an honest value for hard-earned money Replaces OEM Numbers: Ford/New Holland: 721690M91, FDN11654A Specs: Voltage : 6-12v, Notes : two screw terminal connectors, requires mounting hole of minimum 1/2".